<template>
  <div class="account-box">
    <div class="form">
      <!-- errors:当前表单所有的校验不通过的信息都会自动放在errors内部 -->
      <Form class="form" :validation-schema="mySchema" v-slot="{ errors }" autocomplete="off" ref="formTarget">
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-user"></i>
            <!-- 1. 把input改成 `Field` 组件，默认解析成input
                 2. `Field` 添加name属性，作用是指定使用schema中哪个校验规则 -->
            <!-- v-model双向绑定  通过name指定使用哪个校验函数来校验  通过控制error来不通过验证有个红色框框 -->
            <Field v-model="form.account" name="account" type="text" placeholder="请输入用户名" :class="{ error: errors.account }" />

            <!-- <input type="text" placeholder="请输入用户名或手机号" /> -->
          </div>
          <!-- 表单验证错误信息提示 -->
          <div class="error" v-if="errors.account"><i class="iconfont icon-warning" />{{errors.account}}</div>
        </div>
        <div class="form-item">
          <div class="input">
            <i class="iconfont icon-lock"></i>
            <Field :class="{ error: errors.password }" v-model="form.password" name="password" placeholder="请输入密码" />
            <!-- <input type="password" placeholder="请输入密码" /> -->
          </div>
          <div class="error" v-if="errors.password">
            <i class="iconfont icon-warning" />{{ errors.password }}
          </div>
        </div>
      </Form>
      <a href="javascript:;" class="btn" @click="doValidate">登录</a>
    </div>

  </div>
</template>

<script>
import { Form, Field } from 'vee-validate'
import { reactive, ref } from 'vue'
import { useStore } from 'vuex'
import { useRouter, useRoute } from 'vue-router'
import Message from '@/components/Message/index.js'
import { findCartList } from '@/api/cart'

export default {
  components: {
    Form, Field
  },
  setup () {
    // 表单双向绑定数据
    const form = reactive({
      account: '13012345681', // 账号
      // zhousg
      password: '123456'// 密码
    })

    // 定义我们自己的校验对象
    const mySchema = {
      account (value) {
        if (!value) return '请输入用户名'
        return true
      },
      password (value) {
        if (!value) return '请输入密码'
        if (!/^\w{6,24}$/.test(value)) return '密码是6-24个字符'
        return true
      }
    }

    const formTarget = ref(null)
    const store = useStore()
    const router = useRouter()
    const route = useRoute()
    async function doValidate () {
      // 兜底校验
      console.log(formTarget.value.validate())
      const result = await formTarget.value.validate()
      // 所有校验通过 result为true 但凡有一个不过 result就是false
      console.log(result)
      if (result) {
        // todos 登录接口请求
        await store.dispatch('user/asyncSetUser', form)
        // 跳转，登录成功后跳转，在前面的请求加await
        // 判断有没有redirect，有就跳参数value，否则原地,decodeURIComponent解编译
        // router.push('/')
        const redirect = route.query.redirect
        if (redirect) {
          router.push(decodeURIComponent(redirect))
        } else {
          router.push('/')
        }
        // 登录成功或失败提示
        Message({
          type: 'success',
          text: '登录成功'
        })
        // 更新购物车列表数据
        const res = await findCartList()
        store.commit('cart/setList', res.data.result)
      }
    }
    return {
      form,
      mySchema,
      formTarget,
      doValidate
    }
  }
}
</script>

<style lang="less" scoped>
// 账号容器
.account-box {
  .toggle {
    padding: 15px 40px;
    text-align: right;
    a {
      color: @xtxColor;
      i {
        font-size: 14px;
      }
    }
  }
  .form {
    padding: 0 20px 20px 20px;
    &-item {
      margin-bottom: 28px;
      .input {
        position: relative;
        height: 36px;
        > i {
          width: 34px;
          height: 34px;
          background: #cfcdcd;
          color: #fff;
          position: absolute;
          left: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 18px;
        }
        input {
          padding-left: 44px;
          border: 1px solid #cfcdcd;
          height: 36px;
          line-height: 36px;
          width: 100%;
          &.error {
            border-color: @priceColor;
          }
          &.active,
          &:focus {
            border-color: @xtxColor;
          }
        }
        .code {
          position: absolute;
          right: 1px;
          top: 1px;
          text-align: center;
          line-height: 34px;
          font-size: 14px;
          background: #f5f5f5;
          color: #666;
          width: 90px;
          height: 34px;
          cursor: pointer;
        }
      }
      > .error {
        position: absolute;
        font-size: 12px;
        line-height: 28px;
        color: @priceColor;
        i {
          font-size: 14px;
          margin-right: 2px;
        }
      }
    }
    .agree {
      a {
        color: #069;
      }
    }
    .btn {
      display: block;
      width: 100%;
      height: 40px;
      color: #fff;
      text-align: center;
      line-height: 40px;
      background: @xtxColor;
      &.disabled {
        background: #cfcdcd;
      }
    }
  }
  .action {
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    .url {
      a {
        color: #999;
        margin-left: 10px;
      }
    }
  }
}
</style>
